Exposure
ID
PIONI.2025-01-02T06:05:49.353_1
Header ID
PIONI.2025-01-02T06:05:49.353
Date updated
2025-01-02 06:10:47 UTC+0000
Release date
2025-01-02 06:05:49 UTC+0000
UTC Start
2025-01-02 06:05:49.353
UTC End
2025-01-02 06:06:14.953
MJD Start
60677.2540434399
MJD End
60677.254339736195
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008274
Ambient temperature (°C)
13.46
Seeing (arcsec)
0.6
Observation
ID
63067
Category
calibrator
Program ID
114.27B2.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
46982
Name
HD98399
RA
169.81389
DEC
0.72332
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.4610 48.4680 143.5000 143.5000
A0-J2 90.3260 90.5610 94.3000 94.3000
A0-J6 137.6900 137.6980 1.8360 1.9410
B5-J2 69.1840 69.3830 62.2000 62.3000
B5-J6 178.2360 178.2030 352.1190 352.1960
J2-J6 167.8350 167.8260 329.3150 329.3200
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27B2.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60677.2540434399
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD98399
RA 169.81389
DEC 0.72332
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.461
HIERARCH ESO ISS PBL12 END 48.468
HIERARCH ESO ISS PBLA12 START 143.5
HIERARCH ESO ISS PBLA12 END 143.5
HIERARCH ESO ISS PBL13 START 90.326
HIERARCH ESO ISS PBL13 END 90.561
HIERARCH ESO ISS PBLA13 START 94.3
HIERARCH ESO ISS PBLA13 END 94.3
HIERARCH ESO ISS PBL14 START 137.69
HIERARCH ESO ISS PBL14 END 137.698
HIERARCH ESO ISS PBLA14 START 1.836
HIERARCH ESO ISS PBLA14 END 1.941
HIERARCH ESO ISS PBL23 START 69.184
HIERARCH ESO ISS PBL23 END 69.383
HIERARCH ESO ISS PBLA23 START 62.2
HIERARCH ESO ISS PBLA23 END 62.3
HIERARCH ESO ISS PBL24 START 178.236
HIERARCH ESO ISS PBL24 END 178.203
HIERARCH ESO ISS PBLA24 START 352.119
HIERARCH ESO ISS PBLA24 END 352.196
HIERARCH ESO ISS PBL34 START 167.835
HIERARCH ESO ISS PBL34 END 167.826
HIERARCH ESO ISS PBLA34 START 329.315
HIERARCH ESO ISS PBLA34 END 329.32
HIERARCH ESO ISS AMBI TAU0 START 0.008274
HIERARCH ESO ISS AMBI TAU0 END 0.008274
HIERARCH ESO ISS AMBI TEMP 13.46
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.6